为了得到一些信息，史密斯先生打开了电池供电的收音机。
In order to get some information, Mr. Smith turned on the battery powered radio.
这盏灯是由两块小电池供电的。
他们通常做的更好，在寒冷的比电池供电的灯笼。
They usually do better in the cold than do battery-powered lanterns.
其他应用包括电池供电，便携设备，以及任何低功耗是重要的。
Other applications include battery power, portable devices, and anywhere low power consumption is important.
当为燃料电池供电时，惟一损耗的就是水。
它结合了电池和逆变器的便携式供电和备用电源随时。
It combines a battery and inverter for portable electricity and backup power anytime.
要为你的相机供电，你需要一些可充电电池。
To power your camera you will need some rechargeable batteries.
他们发现供电的燃料电池电压下降。
They discovered a drop in pressure in the fuel cells that supplied electricity.
电池可以给小到传感器大到系统的任何东西供电。
Batteries can power anything from small sensors to large systems.
由于短路，今天早上我汽车的蓄电池不供电了。
The battery in my car ran down because of the short circuit this morning.
由于短路，今天早上我汽车的蓄电池不供电了。
The battery in my car ran down because of the short circuit this morning.
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